// SPDX-License-Identifier: GPL-2.0-only /* * phy-brcm-usb-init.c - Broadcom USB Phy chip specific init functions * * Copyright (C) 2014-2017 Broadcom */ /* * This module contains USB PHY initialization for power up and S3 resume */ #include <linux/delay.h> #include <linux/io.h> #include <linux/soc/brcmstb/brcmstb.h> #include "phy-brcm-usb-init.h" #define PHY_PORTS … #define PHY_PORT_SELECT_0 … #define PHY_PORT_SELECT_1 … /* Register definitions for the USB CTRL block */ #define USB_CTRL_SETUP … #define USB_CTRL_SETUP_BABO_MASK … #define USB_CTRL_SETUP_FNHW_MASK … #define USB_CTRL_SETUP_FNBO_MASK … #define USB_CTRL_SETUP_WABO_MASK … #define USB_CTRL_SETUP_IOC_MASK … #define USB_CTRL_SETUP_IPP_MASK … #define USB_CTRL_SETUP_SCB_CLIENT_SWAP_MASK … #define USB_CTRL_SETUP_SCB1_EN_MASK … #define USB_CTRL_SETUP_SCB2_EN_MASK … #define USB_CTRL_SETUP_SS_EHCI64BIT_EN_MASK … #define USB_CTRL_SETUP_SS_EHCI64BIT_EN_VAR_MASK … #define USB_CTRL_SETUP_STRAP_IPP_SEL_MASK … #define USB_CTRL_SETUP_CC_DRD_MODE_ENABLE_MASK … #define USB_CTRL_SETUP_STRAP_CC_DRD_MODE_ENABLE_SEL_MASK … #define USB_CTRL_SETUP_OC_DISABLE_PORT0_MASK … #define USB_CTRL_SETUP_OC_DISABLE_PORT1_MASK … #define USB_CTRL_SETUP_OC_DISABLE_MASK … #define USB_CTRL_SETUP_OC3_DISABLE_PORT0_MASK … #define USB_CTRL_SETUP_OC3_DISABLE_PORT1_MASK … #define USB_CTRL_SETUP_OC3_DISABLE_MASK … #define USB_CTRL_PLL_CTL … #define USB_CTRL_PLL_CTL_PLL_SUSPEND_EN_MASK … #define USB_CTRL_PLL_CTL_PLL_RESETB_MASK … #define USB_CTRL_PLL_CTL_PLL_IDDQ_PWRDN_MASK … #define USB_CTRL_EBRIDGE … #define USB_CTRL_EBRIDGE_EBR_SCB_SIZE_MASK … #define USB_CTRL_EBRIDGE_ESTOP_SCB_REQ_MASK … #define USB_CTRL_OBRIDGE … #define USB_CTRL_OBRIDGE_LS_KEEP_ALIVE_MASK … #define USB_CTRL_MDIO … #define USB_CTRL_MDIO2 … #define USB_CTRL_UTMI_CTL_1 … #define USB_CTRL_UTMI_CTL_1_POWER_UP_FSM_EN_MASK … #define USB_CTRL_UTMI_CTL_1_POWER_UP_FSM_EN_P1_MASK … #define USB_CTRL_USB_PM … #define USB_CTRL_USB_PM_RMTWKUP_EN_MASK … #define USB_CTRL_USB_PM_USB20_HC_RESETB_VAR_MASK … #define USB_CTRL_USB_PM_XHC_SOFT_RESETB_MASK … #define USB_CTRL_USB_PM_BDC_SOFT_RESETB_MASK … #define USB_CTRL_USB_PM_USB20_HC_RESETB_MASK … #define USB_CTRL_USB_PM_XHC_SOFT_RESETB_VAR_MASK … #define USB_CTRL_USB_PM_SOFT_RESET_MASK … #define USB_CTRL_USB_PM_USB_PWRDN_MASK … #define USB_CTRL_USB_PM_STATUS … #define USB_CTRL_USB30_CTL1 … #define USB_CTRL_USB30_CTL1_PHY3_PLL_SEQ_START_MASK … #define USB_CTRL_USB30_CTL1_PHY3_RESETB_MASK … #define USB_CTRL_USB30_CTL1_XHC_SOFT_RESETB_MASK … #define USB_CTRL_USB30_CTL1_USB3_IOC_MASK … #define USB_CTRL_USB30_CTL1_USB3_IPP_MASK … #define USB_CTRL_USB30_PCTL … #define USB_CTRL_USB30_PCTL_PHY3_SOFT_RESETB_MASK … #define USB_CTRL_USB30_PCTL_PHY3_IDDQ_OVERRIDE_MASK … #define USB_CTRL_USB30_PCTL_PHY3_SOFT_RESETB_P1_MASK … #define USB_CTRL_USB_DEVICE_CTL1 … #define USB_CTRL_USB_DEVICE_CTL1_PORT_MODE_MASK … /* Register definitions for the XHCI EC block */ #define USB_XHCI_EC_IRAADR … #define USB_XHCI_EC_IRADAT … enum brcm_family_type { … }; #define USB_BRCM_FAMILY(chip) … static const char *family_names[BRCM_FAMILY_COUNT] = …; enum { … }; #define USB_CTRL_MASK_FAMILY(params, reg, field) … #define USB_CTRL_SET_FAMILY(params, reg, field) … #define USB_CTRL_UNSET_FAMILY(params, reg, field) … #define MDIO_USB2 … #define MDIO_USB3 … #define USB_CTRL_SETUP_ENDIAN_BITS … #ifdef __LITTLE_ENDIAN #define ENDIAN_SETTINGS … #else #define ENDIAN_SETTINGS … #endif struct id_to_type { … }; static const struct id_to_type id_to_type_table[] = …; static const u32 usb_reg_bits_map_table[BRCM_FAMILY_COUNT][USB_CTRL_SELECTOR_COUNT] = …; static inline void usb_ctrl_unset_family(struct brcm_usb_init_params *params, u32 reg_offset, u32 field) { u32 mask; mask = params->usb_reg_bits_map[field]; brcm_usb_ctrl_unset(params->regs[BRCM_REGS_CTRL] + reg_offset, mask); }; static inline void usb_ctrl_set_family(struct brcm_usb_init_params *params, u32 reg_offset, u32 field) { u32 mask; mask = params->usb_reg_bits_map[field]; brcm_usb_ctrl_set(params->regs[BRCM_REGS_CTRL] + reg_offset, mask); }; static u32 brcmusb_usb_mdio_read(void __iomem *ctrl_base, u32 reg, int mode) { … } static void brcmusb_usb_mdio_write(void __iomem *ctrl_base, u32 reg, u32 val, int mode) { … } static void brcmusb_usb_phy_ldo_fix(void __iomem *ctrl_base) { … } static void brcmusb_usb2_eye_fix(void __iomem *ctrl_base) { … } static void brcmusb_usb3_pll_fix(void __iomem *ctrl_base) { … } static void brcmusb_usb3_enable_pipe_reset(void __iomem *ctrl_base) { … } static void brcmusb_usb3_enable_sigdet(void __iomem *ctrl_base) { … } static void brcmusb_usb3_enable_skip_align(void __iomem *ctrl_base) { … } static void brcmusb_usb3_unfreeze_aeq(void __iomem *ctrl_base) { … } static void brcmusb_usb3_pll_54mhz(struct brcm_usb_init_params *params) { … } static void brcmusb_usb3_ssc_enable(void __iomem *ctrl_base) { … } static void brcmusb_usb3_phy_workarounds(struct brcm_usb_init_params *params) { … } static void brcmusb_memc_fix(struct brcm_usb_init_params *params) { … } static void brcmusb_usb3_otp_fix(struct brcm_usb_init_params *params) { … } static void brcmusb_xhci_soft_reset(struct brcm_usb_init_params *params, int on_off) { … } /* * Return the best map table family. The order is: * - exact match of chip and major rev * - exact match of chip and closest older major rev * - default chip/rev. * NOTE: The minor rev is always ignored. */ static enum brcm_family_type get_family_type( struct brcm_usb_init_params *params) { … } static void usb_init_ipp(struct brcm_usb_init_params *params) { … } static void usb_wake_enable(struct brcm_usb_init_params *params, bool enable) { … } static void usb_init_common(struct brcm_usb_init_params *params) { … } static void usb_init_eohci(struct brcm_usb_init_params *params) { … } static void usb_init_xhci(struct brcm_usb_init_params *params) { … } static void usb_uninit_common(struct brcm_usb_init_params *params) { … } static void usb_uninit_eohci(struct brcm_usb_init_params *params) { … } static void usb_uninit_xhci(struct brcm_usb_init_params *params) { … } static int usb_get_dual_select(struct brcm_usb_init_params *params) { … } static void usb_set_dual_select(struct brcm_usb_init_params *params) { … } static const struct brcm_usb_init_ops bcm7445_ops = …; void brcm_usb_dvr_init_4908(struct brcm_usb_init_params *params) { … } void brcm_usb_dvr_init_7445(struct brcm_usb_init_params *params) { … }
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